The strong rumors of Alan Greenspan's retirement at the end of this year when his term as chariman of the Federal Reserve expires; like Tom Ridge's resignation, a possible harbinger of impending trouble neither bureaucrat wants to be blamed or responsible for.
In short, in appears to me that the stage is being set for the next 9/11 somewhat later than these "Library" stories woulld portend -- probably late winter, early spring 2005.
Still, nothing is inconceivable when dealing with the likes of Wolfowitz et al.